condition	mean	min	max
4 h after light	9.414412	9.203502	9.625322
8 h after light	9.569445	8.891293	10.247597
12 h after light	9.493467	9.06858	9.918354
4 h after dark	8.744413999999999	8.051734	9.437094
8 h after dark	9.880716	9.493705	10.267727
12 h after dark	10.135207	10.135207	10.135207