please write a short analysis of this chart, including changes in quarters.

Quarter ending June 30, 2021 5,077 2.446 2,632 51.8% 17 2 2,107 41.5% 616 Quarter ending June 30, 2020 3,352 1,631 1,720 51.3% 9 in millions Net sales Cost of sales Gross profit % of net sales) Royalty and commission income Other operating income Other operating expenses % of net sales) Marketing and point-of-sale expenses 1% of net sales) Operating overhead expenses (% of net sales) Operating profit/(loss) (% of net sales) Financial income Financial expenses Income/(loss) before taxes (% of net sales) Income taxes % of income before taxes) Net income/(loss) from continuing operations % of net sales) Gain/(loss) from discontinued operations, net of tax Net income/(loss) % of net sales) Change 51.5% 49.9% 53.0% 0.5pp 95.7% (86.1%) 4.9% (18.5pp) 17.2% (3.5pp) 0.5% (14.9pp) n.a. 18 2,010 60.0% 525 15.7% 1,484 44.3% (263) (7.8%) 13 12.1% 1,492 29.4% 543 10.7% 4 18.5pp 170.0%) (11.0%) n.a. 18.8pp 37 510 10.0% 123 24.0% 387 n.a. 7.1pp 42 (292) (8.7%) (49) 16.9% (243) 17.2%) (74) (317) 19.4%) n.a. 14.9pp n.a 7.6% 20 407 8.0% n.a. 17.5pp