Janus Capital (JNS) 10-K 2009 FY Annual report

Exhibit 99.1

Janus Investment Fund ("JIF")

				Lipper Rankings Based on Total Returns as of 12/31/09
				1-Year				3-Year				5-Year				10-Year				Since PM Inception
	PM Inception		Lipper Category	Percentile Rank (%)		Rank/ Total Funds		Percentile Rank (%)		Rank/ Total Funds		Percentile Rank (%)		Rank/ Total Funds		Percentile Rank (%)		Rank/ Total Funds		Percentile Rank (%)		Rank/ Total Funds
Growth Funds — Share Class
Janus Twenty Fund — J(1)		Dec-07	Large-Cap Growth Funds		14		111 / 814		1		2 / 702		1		3 / 582		41		127 / 310		38		286 / 766
Janus Fund — J		Oct-07	Large-Cap Growth Funds		36		290 / 814		35		246 / 702		27		154 / 582		67		207 / 310		40		301 / 754
Janus Forty Fund -S		Dec-07	Large-Cap Growth Funds		13		105 / 814		3		17 / 702		1		4 / 582		7		19 / 310		53		404 / 766
Janus Orion Fund — J		Dec-07	Multi-Cap Growth Funds		8		36 / 459		16		57 / 378		3		9 / 310		—		—		57		238 / 418
Janus Research Fund — J		Jan-06	Large-Cap Growth Funds		16		124 / 814		17		117 / 702		14		78 / 582		76		235 / 310		12		77 / 652
Janus Enterprise Fund — J		Oct-07	Mid-Cap Growth Funds		41		191 / 474		25		103 / 425		14		47 / 353		93		166 / 178		26		115 / 448
Janus Venture Fund — J(1)		Jan-97	Small-Cap Growth Funds		7		36 / 540		47		220 / 472		30		116 / 397		84		181 / 217		20		25 / 125
Janus Triton Fund — J		Jun-06	Small-Cap Growth Funds		10		53 / 540		2		9 / 472		—		—		—		—		1		4 / 450
INTECH RM Growth Fund — S		Jan-03	Multi-Cap Growth Funds		62		283 / 459		76		285 / 378		82		252 / 310		—		—		82		227 / 279
Core Funds — Share Class
Janus Growth and Income Fund — J		Nov-07	Large-Cap Core Funds		7		60 / 906		40		304 / 773		37		240 / 653		68		252 / 374		48		388 / 820
Janus Contrarian Fund — J		Feb-00	Multi-Cap Core Funds		22		170 / 795		46		308 / 683		6		29 / 519		—		—		17		37 / 227
Janus Balanced Fund — J		Apr-05	Mixed-Asset Target Alloc. Mod. Funds		43		219 / 509		1		1 / 412		1		1 / 311		19		28 / 148		1		1 / 338
Janus Research Core Fund — J		Nov-07	Large-Cap Core Funds		9		74 / 906		40		302 / 773		15		98 / 653		35		129 / 374		57		466 / 820
INTECH RM Core Fund — J		Feb-03	Multi-Cap Core Funds		83		656 / 795		68		464 / 683		60		312 / 519		—		—		48		182 / 386
Global/International Funds — Share Class
Janus Overseas Fund — J		Jun-03	International Funds		1		2 / 1275		1		7 / 975		1		1 / 700		13		48 / 386		1		1 / 611
Janus Worldwide Fund — J		Apr-09	Global Funds		27		142 / 544		64		239 / 378		74		211 / 287		96		137 / 143		‡
Janus Global Technology Fund — J		Jan-06	Global Science/Technology Funds		65		50 / 77		33		21 / 64		26		15 / 58		90		18 / 19		43		27 / 63
Janus Global Life Sciences Fund — J		Apr-07	Global Health/Biotechnology Funds		18		8 / 45		8		3 / 41		33		12 / 36		79		15 / 18		10		4 / 42
Janus Global Research Fund — J		Feb-05	Global Funds		12		65 / 544		10		36 / 378		—		—		—		—		4		11 / 292
Janus Global Opportunities Fund — J		Apr-05	Global Funds		49		266 / 544		33		122 / 378		65		185 / 287		—		—		65		201 / 313
Janus International Equity Fund — I		Nov-06	International Funds		5		55 / 1275		2		14 / 975		—		—		—		—		2		14 / 937
INTECH RM International Fund — I		May-07	International Funds		80		1019 / 1275		—		—		—		—		—		—		54		551 / 1025
Janus International Forty Fund — I		May-08	International Funds		1		7 / 1275		—		—		—		—		—		—		27		310 / 1154
Value Funds — Share Class
Perkins Mid Cap Value Fund — J		Aug-98	Mid-Cap Value Funds		76		191 / 251		6		11 / 210		5		8 / 161		4		2 / 61		3		1 / 48
Perkins Small Cap Value Fund — J(1)		Feb-97	Small-Cap Core Funds		27		198 / 756		1		6 / 631		4		18 / 522		12		32 / 269		4		5 / 128
INTECH RM Value Fund — I		Dec-05	Multi-Cap Value Funds		83		292 / 351		54		153 / 285		—		—		—		—		54		133 / 249
Perkins Large Cap Value Fund — I		Dec-08	Large-Cap Value Funds		31		160 / 527		—		—		—		—		—		—		31		160 / 527
Income Funds — Share Class
Janus Flexible Bond Fund — J		May-07	Intermediate Investment Grade Debt Funds		52		285 / 549		6		25 / 458		7		24 / 395		18		39 / 219		7		30 / 477
Janus Short-Term Bond Fund — J		May-07	Short Investment Grade Debt Funds		59		144 / 246		2		4 / 223		2		3 / 176		13		12 / 94		3		6 / 231
Janus High-Yield Fund — J		Dec-03	High Current Yield Funds		76		347 / 459		25		98 / 391		17		56 / 341		16		33 / 207		23		70 / 313
Alternative Funds — Share Class
Janus Long/Short Fund — I		Aug-06	Long/Short Equity Funds		85		104 / 122		40		22 / 54		—		—		—		—		26		11 / 42
Janus Global Real Estate Fund — I		Nov-07	Global Real Estate Funds		3		2 / 80		—		—		—		—		—		—		2		1 / 67
Asset Allocation Funds — Share Class
Janus SP-Growth — J		Dec-05	Mixed-Asset Targe Alloc. Growth Funds		7		43 / 649		6		32 / 549		—		—		—		—		3		13 / 497
Janus SP-Moderate — J		Dec-05	Mixed-Asset Target Alloc. Mod Funds		10		49 / 509		1		3 / 412		—		—		—		—		2		6 / 369
Janus SP-Conservative — J		Dec-05	Mixed-Asset Targe Alloc. Cons Funds		22		97 / 441		4		13 / 361		—		—		—		—		2		5 / 304
Janus Modular Portfolio Construction Fund — I		Sep-08	Mixed-Asset Targe Alloc. Growth Funds		27		172 / 649		—		—		—		—		—		—		44		276 / 636

Data presented reflects past performance, which is no guarantee of future results.
Lipper, a wholly-owned subsidiary of Thomson Reuters, provides independent insight on global collective investments including mutual funds, retirement funds, hedge funds, fund fees and expenses to the asset management and media communities. Lipper ranks the performance of mutual funds within a classification of funds that have similar investment objectives. Rankings are historical with capital gains and dividends reinvested and do not include the effect of loads. If an expense waiver was in effect, it may have had a material effect on the total return or yield for the period.
Notes:
	(1)	Closed to new investors.
	‡	In accordance with FINRA regulations, Lipper rankings cannot be publicly disclosed for time periods of less than one year.

Janus Aspen Series ("JAS") Institutional Shares

				Lipper Rankings Based on Total Returns as of 12/31/09
				1-Year				3-Year				5-Year				10-Year				Since PM Inception
	PM Inception		Lipper Category	Percentile Rank (%)		Rank/ Total Funds		Percentile Rank (%)		Rank/ Total Funds		Percentile Rank (%)		Rank/ Total Funds		Percentile Rank (%)		Rank/ Total Funds		Percentile Rank (%)		Rank/ Total Funds
Growth Funds
Forty Portfolio		Oct-07	Large-Cap Growth		58		131 / 228		36		73 / 207		33		63 / 191		60		51 / 85		40		84 / 214
Janus Portfolio		Dec-07	Large-Cap Growth		10		21 / 228		1		1 / 207		2		3 / 191		12		10 / 85		52		114 / 219
Enterprise Portfolio		Oct-07	Multi-Cap Growth		29		34 / 120		40		40 / 101		22		19 / 87		78		31 / 39		34		36 / 105
Core Funds
Balanced Portfolio		Apr-05	Mixed-Asset Target Alloc Moderate		28		49 / 179		1		1 / 122		2		1 / 81		25		12 / 48		2		1 / 93
Growth and Income Portfolio		Nov-07	Large-Cap Core		4		9 / 225		19		39 / 210		22		39 / 181		67		62 / 92		21		43 / 213
Fundamental Equity Portfolio		Nov-07	Large-Cap Core		10		22 / 225		23		47 / 210		15		26 / 181		32		29 / 92		51		108 / 213
Global/International Funds
Worldwide Growth Portfolio		Apr-09	Global		39		53 / 135		58		57 / 98		83		62 / 74		86		36 / 41		‡
International Growth Portfolio		Jun-03	International		1		1 / 274		1		2 / 227		1		1 / 195		7		7 / 99		1		1 / 179
Global Life Sciences Portfolio		Jan-06	Science & Technology		55		31 / 56		34		18 / 53		25		13 / 51		—		—		34		18 / 53
Global Technology Portfolio		Oct-04	Health/Biotechnology		39		14 / 35		9		3 / 34		24		7 / 29		—		—		17		5 / 29
Value Funds
Perkins Mid Cap Value Portfolio		May-03	Multi-Cap Core		28		64 / 233		2		3 / 187		2		2 / 126		—		—		1		1 / 104
Income Funds
Flexible Bond Portfolio		May-07	Intermediate Investment Grade Debt		44		33 / 75		15		10 / 67		19		11 / 60		17		5 / 30		14		9 / 68

Rankings are for the Institutional Shares only; other classes may have different performance characteristics.

Data presented reflects past performance, which is no guarantee of future results.

Lipper, a wholly-owned subsidiary of Thomson Reuters, provides independent insight on global collective investments including mutual funds, retirement funds, hedge funds, fund fees and expenses to the asset management and media communities. Lipper ranks the performance of mutual funds within a classification of funds that have similar investment objectives. Rankings are historical with capital gains and dividends reinvested and do not include the effect of loads. If an expense waiver was in effect, it may have had a material effect on the total return or yield for the period.

Note:

‡

In accordance with FINRA regulations, Lipper rankings cannot be publicly disclosed for time periods of less than one year.