yeah mintpal or cryptsy basically. being on 1000 small shitbag exchanges won't help in the long run.
Total 19-week volume (BTC / NXT): 532803601.37 NXT (25495.5405 BTC)
Total 6-day volume (BTC / NAS): 936866863.00 NAS (178.0211 BTC)
May I repeat that more exchanges for services-undeveloped coin like NAS likely means lower price.