I couldn't find a list of the loot crate locations anywhere, so I've been writing down all the spots that I have found. Hopefully it helps people out.

11.7,97.5 (hard to see/find)
41.9,24.4
87.6,52.6
55.4,95.9
9.4,22.0
80.5,93.1 (seems glitched, can't pick up)
91.3,29.0
96.1,68.5
32.2,97.5
96.0,37.3
95.5,92.2

Feel free to post other locations if you happen to find them.