The total number of active drilling rigs for oil and gas in the United States slipped again this week, according to new data that Baker Hughes published on Friday, following a 8-rig decrease in the week prior. The total rig count in the US fell by 2 to 537 rigs, according to Baker Hughes, down 47 from this same time last year. The number of oil rigs fell by 1 to 424 after falling by 7 during the previous week—and down by 54 compared to this time last year. The number of gas rigs stayed the same this week, to 108 for a gain of 8 active gas…