pre_text: ADVANCED ENERGY INDUSTRIES, INC. NOTES TO CONSOLIDATED FINANCIAL STATEMENTS – (continued) (in thousands, except per share amounts) NOTE 23. SUPPLEMENTAL QUARTERLY FINANCIAL DATA (UNAUDITED) The following tables present unaudited quarterly results for each of the eight quarters in the periods ended December 31, 2019 and 2018, in thousands. We believe that all necessary adjustments have been included in the amounts stated below to present fairly such quarterly information. Due to the volatility of the industries in which our customers operate, the operating results for any quarter are not necessarily indicative of results for any subsequent period.
table: Quarter Ended
table: December 31, September 30, June 30, March 31,
table: 2018 2018 2018 2018
table: Sales, net $154,161 $173,082 $196,032 $195,617
table: Gross Profit $  75,188 $  85,539 $ 101,235 $ 103,645
table: Restructuring Expense $  3,836 $  403 $ — $ —
table: Operating income $  19,570 $  39,862 $ 56,018 $ 56,103
table: Income from continuing operations, net of income taxes $  19,222 $  35,157 $ 46,400 $ 46,370
table: Loss (income) from discontinued operations, net of income taxes $  188 $  (371) $ 5 $ 140
table: Net Income $19,410 $34,786 $46,405 $46,510
table: Income from continuing operations attributable to noncontrolling interest $  4 $  7 $ 44 $ 31
table: Net income attributable to Advanced Energy Industries, Inc. $  19,406 $34,779 $46,361 $ 46,479
table: Earnings (Loss) Per Share:
table: Continuing Operations:
table: Basic earnings per share $0.50 $0.90 $1.18 $1.17
table: Diluted earnings per share $0.50 $0.90 $1.17 $1.16
table: Discontinued Operations:
table: Basic loss per share $  — $  (0.01) $ — $ —
table: Diluted loss per share $  — $  (0.01) $ — $ —
table: Net Income:
table: Basic earnings per share $ 0.51 $  0.89 $ 1.18 $1.17
table: Diluted earnings per share $0.50 $0.89 $1.17 $1.16
question: Analyse this data from a financial earnings document. What was the change in Net income attributable to Advanced Energy Industries, Inc. between Quarter Ended  June and September?