IWA 2019 4 20 insufficent data to calculate bias GJX 2019 4 20 insufficent data to calculate bias PUX 2019 4 20 insufficent data to calculate bias FSX 2019 4 20 insufficent data to calculate bias ESX 2019 4 20 insufficent data to calculate bias MTX 2019 4 20 insufficent data to calculate bias EMX 2019 4 20 insufficent data to calculate bias SFX 2019 4 20 insufficent data to calculate bias ABX 2019 4 20 insufficent data to calculate bias RIW 2019 4 20 insufficent data to calculate bias FTG 2019 4 20 insufficent data to calculate bias EPZ 2019 4 20 insufficent data to calculate bias YUX 2019 4 20 insufficent data to calculate bias LRX 2019 4 20 insufficent data to calculate bias ICX 2019 4 20 insufficent data to calculate bias