....Dak's yards/game are actually 6th best in the league. ...
The data I was looking at listed him as 17th in the league in yards/game.
2016 NFL Player Passing Stats - National Football League - ESPN
Passing Yards Per Game Leaders - Qualified
RK PLAYER TEAM COMP ATT PCT YDS YDS/A LONG TD INT SACK RATE YDS/G
1 Drew Brees, QB NO 298 420 71.0 3,277 7.80 98 26 8 16 106.4 328
2 Matt Ryan, QB ATL 236 346 68.2 3,247 9.38 76 24 5 24 115.1 325
3 Tom Brady, QB NE 145 206 70.4 1,915 9.30 63 16 1 11 123.3 319
4 Kirk Cousins, QB WSH 258 384 67.2 3,091 8.05 70 17 7 14 98.8 309
5 Carson Palmer, QB ARI 227 369 61.5 2,642 7.16 58 13 10 30 83.6 294
6 Philip Rivers, QB SD 229 369 62.1 2,886 7.82 59 20 11 25 92.0 289
7 Andrew Luck, QB IND 236 375 62.9 2,827 7.54 64 19 8 35 93.9 283
8 Ben Roethlisberger, QB PIT 228 353 64.6 2,524 7.15 72 20 7 14 96.3 280
9 Derek Carr, QB OAK 234 354 66.1 2,505 7.08 68 17 3 11 99.1 278
10 Aaron Rodgers, QB GB 259 410 63.2 2,761 6.73 58 25 7 24 96.0 276
11 Andy Dalton, QB CIN 233 360 64.7 2,760 7.67 71 11 6 29 91.2 276
12 Russell Wilson, QB SEA 221 335 66.0 2,714 8.10 59 11 2 20 99.3 271
13 Eli Manning, QB NYG 246 386 63.7 2,708 7.02 75 17 10 12 88.3 271
14 Jameis Winston, QB TB 228 378 60.3 2,680 7.09 45 20 10 23 88.5 268
15 Matthew Stafford, QB DET 238 351 67.8 2,651 7.55 73 18 5 23 101.2 265
16 Joe Flacco, QB BAL 260 414 62.8 2,643 6.38 95 10 9 21 80.0 264
17 Dak Prescott, QB DAL 214 316 67.7 2,640 8.35 83 17 2 14 108.6 264
18 Blake Bortles, QB JAX 250 415 60.2 2,623 6.32 51 18 13 21 80.0 262
19 Marcus Mariota, QB TEN 228 355 64.2 2,772 7.81 60 23 8 18 100.3 252
20 Sam Bradford, QB MIN 217 311 69.8 2,191 7.05 46 12 2 26 99.8 243