condition	mean	min	max
4 h after light	82.0652	72.9391	91.1913
8 h after light	83.30335	79.1458	87.4609
12 h after light	73.89484999999999	69.2869	78.5028
4 h after dark	137.785	125.431	150.139
8 h after dark	111.1035	110.297	111.91
12 h after dark	106.6251	95.8582	117.392