Get breaking news alerts and special reports. The news and stories that matter, delivered weekday mornings.

Donald Trump and his allies are spending more and more over airwaves, but that amount is not enough to overcome Hillary Clinton's 4-to-1 ad-spending advantage, according to data from Advertising Analytics.

Through this week, the Clinton campaign has spent $113 million on ads, versus $27 million for the Trump campaign.

Let our news meet your inbox. The news and stories that matters, delivered weekday mornings. This site is protected by recaptcha

When outside groups are factored in, Team Clinton's ad spending stands at $189 million, compared with Team Trump's $50 million.

That nearly 4-to-1 Team Clinton advantage over the airwaves is down from their 5-to-1 edge last month.

In the battleground states, Team Clinton is outspending Team Trump through this week, $160 million to $44 million.

Total spending through this week

Clinton campaign: $113.3 million

Pro-Clinton outside groups: $75.8 million

Team Clinton total: $189.1 million