I've trimmed my collection quite a bit. Had a 100mm macro, 50mm 1.8, 24-70L, 10-22mm, 15mm fisheye, and a 100-400mm.
Right now I just have a 16-35L, 70-200L 2.8IS, 35/1.4L, and a 50/1.2L. The last lens in my kit will be the 85L.
I really love the primes.