condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.142832 0.0 0.285664 8 h after light 0.145174 0.0 0.290348 12 h after light 0.30164599999999997 0.282369 0.320923 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.152476 0.0 0.304952 12 h after dark 0.144311 0.0 0.288622