OLDWICK, N.J.--(BUSINESS WIRE)--AM Best has maintained a market segment outlook of stable on the U.S. personal lines industry for 2020, citing a significant decline in catastrophe activity, profitable underwriting performance in the private passenger auto segment and the sector’s overall strong risk-adjusted capitalization levels. A new Best’s Market Segment Report, titled, “Market Segment Outlook: U.S. Personal Lines,” states that following record-breaking catastrophe activity in 2017 and above-average…