mtt hand - 77 push with a limper

[Isura]

Late stages of an MTT. 41 left, 27 pay. The table has been tight, and I've pushed several times in the last 3-4 orbits. I've shown a few uncalled pushes (99, AQ) earlier, and that seems to have gained me some folding equity on my last few pushes, as I've build my stack from 1300 without seeing a flop. Also, the bigger stacks had been limping into several multiway pots in the last orbit.
Note that the pot is initially 1000 with the antes. Really easy push?

FullTiltPoker Game #163661876: $20 + $2 Tournament (976649), Table 23 - 200/400 Ante 50 - No Limit Hold'em - 2:01:53 ET - 2005/07/24
Seat 1: LSUDBC (5,835)
Seat 2: joerap (28,634)
Seat 3: allrounder (3,755)
Seat 4: Kc Kash (16,720)
Seat 5: texanfandan (1,010)
Seat 6: Zubial (5,658)
Seat 7: Lemberakis13 (2,940)
Seat 8: JDPT (8,830)
Seat 9: HIGH STICK (14,905)

Zubial posts the small blind of 200
Lemberakis13 posts the big blind of 400
The button is in seat #5
*** HOLE CARDS ***
Dealt to allrounder [7d 7h]
JDPT folds
HIGH STICK calls 400
LSUDBC folds
joerap folds
allrounder raises to 3,705, and is all in

[lastchance]

I would think that this is standard.

[Hendricks433]

Id Push. Sounds like youve been pushing quite a bit and someone might be waiting to trap. But you got a decent hand and you need to make a move cause you wont make the money by hangin on here. Also I dont like to show when I push and dont get callers. If you show 2 good hands and then dont show 5 times then looks like your bluffing 5 times out of 7. Id be more inclined to call you. Anyway I push.