I know stats may not be a true indication of a players performance, but here are some stats of Blair, Hannant and Kennedy in comparison to Bromwich (who many consider to be the best prop in the game).
[TABLE="width: 500"]
[TR]
[TD="align: center"]PLAYER
[/TD]
[TD="align: center"]GAMES[/TD]
[TD="align: center"]MINUTES (AVERAGE)[/TD]
[TD="align: center"]METRES (RUN)[/TD]
[TD="align: center"]TACKLE BUSTS[/TD]
[TD="align: center"]ERRORS[/TD]
[TD="align: center"]TACKLES (MISSED)[/TD]
[TD="align: center"]OFFLOADS[/TD]
[/TR]
[TR]
[TD="align: center"]BLAIR[/TD]
[TD="align: center"]24[/TD]
[TD="align: center"]1515mins
(63mins)[/TD]
[TD="align: center"]1890(241)
7.8m per run[/TD]
[TD="align: center"]14[/TD]
[TD="align: center"]10[/TD]
[TD="align: center"]676(58)[/TD]
[TD="align: center"]32[/TD]
[/TR]
[TR]
[TD="align: center"]HANNANT[/TD]
[TD="align: center"]20[/TD]
[TD="align: center"]800mins
(40mins)[/TD]
[TD="align: center"]1977(236)
8.3m per run[/TD]
[TD="align: center"]15[/TD]
[TD="align: center"]11[/TD]
[TD="align: center"]557(38)[/TD]
[TD="align: center"]13[/TD]
[/TR]
[TR]
[TD="align: center"]KENNEDY[/TD]
[TD="align: center"]15[/TD]
[TD="align: center"]410mins
(27mins)[/TD]
[TD="align: center"]986(105)
9.4m per run[/TD]
[TD="align: center"]5[/TD]
[TD="align: center"]4[/TD]
[TD="align: center"]288(16)[/TD]
[TD="align: center"]7[/TD]
[/TR]
[TR]
[TD="align: center"]MCGUIRE[/TD]
[TD="align: center"]24[/TD]
[TD="align: center"]1355mins
(56mins)[/TD]
[TD="align: center"]2955(332)
8.9m per run[/TD]
[TD="align: center"]16[/TD]
[TD="align: center"]4[/TD]
[TD="align: center"]865(35)[/TD]
[TD="align: center"]6[/TD]
[/TR]
[TR]
[TD="align: center"]BROMWICH[/TD]
[TD="align: center"]23[/TD]
[TD="align: center"]1275
(55mins)[/TD]
[TD="align: center"]3370(354)
9.5m per run[/TD]
[TD="align: center"]37[/TD]
[TD="align: center"]6[/TD]
[TD="align: center"]659(31)[/TD]
[TD="align: center"]49[/TD]
[/TR]
[/TABLE]
* Keep in mind that Blair played lock, second row and prop throughout the year