The phrase "to increase this representation" means to make sure that a particular group of people is better represented or more visible in a certain situation or area. Full definition
If «industry standard» practices don't produce results but might actually be working against a firm's objective of increasing representation of racial minorities, what should be done? (canadianlawyermag.com)
If women educators are to increase their representation at the top levels of their profession, they must have help from those who have gone before. (edweek.org)
This gender gap persists despite research that proves increasing the representation of women will boost profitability and competitiveness. (ifdaonline.org)