Complex sentence: "Homesick" dropped to No.11 the next week, but returned to the top 10 and, after spending two weeks at No.5 and No.7, respectively, "Homesick" spent ten consecutive weeks in the top 5 of the chart.
Split into simpler sentences: Homesick dropped to No.11 the next week, but returned to the top 10 and. After spending two weeks at No.5 and No.7, respectively, "Homesick" spent ten consecutive weeks in the top 5 of the chart.