condition mean min max 0 h after light 0.597745 0.0 1.19549 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.535935 0.0 1.07187 12 h after light 0.0 0.0 0.0 2 h after dark 0.571645 0.0 1.14329 4 h after dark 0.4089975 0.0 0.817995 8 h after dark 1.15308 1.10161 1.20455 12 h after dark 0.0 0.0 0.0