Welcome to The Seattle Times’ Sunday inside baseball page, where we review the week that was on the diamond, highlight key trends with the Mariners and present our weekly MLB Power Rankings. Stat of the Week 127 In 20 games since April 10, the Mariners offense ranked No. 2 in MLB with a 127 wRC+ (Weighted Runs Created Plus, a metric that assesses total offensive production and is adjusted by ballpark, with 100 representing league average). In that stretch, through Friday, the M’s averaged 5.0 runs per game, hitting .264 with 33 doubles, two triples, 27 home runs, 98 RBI, with a .349 on-base percentage and a .441 slugging percentage. They ranked fourth in batting average, second in OBP, fourth in OPS (.790) and fifth in slugging. Ex-Mariner of the Week “Ty France Is Suddenly the Padres’ Most Important Hitter,” read the headline for one San Diego fan blog, Padres Mission, on Friday.…