Complex sentence: For example, one survey in the United States found that 23% of candidates for statewide office surveyed say that they spent more than half of their scheduled time raising money, and over half of all candidates surveyed spent at least 1/4 of their time on fundraising.
Split into simpler sentences: For example, one survey in the United States found that 23% of candidates for statewide office surveyed say that they spent more than half of their scheduled time raising money. Over half of all candidates surveyed spent at least 1/4 of their time on fundraising.