Sorry you've not had any responses about this. Are you sure you've posted in the right place? Here's a link to our subject forum which should help get you more responses if you post there.
Just quoting in Danny Dorito so she can move the thread if needed
For Actuarial Science, then any w/exp in anything related to finance or insurance would be useful to show that you understand taspects of what the job entails, and so you can use some examples of what you learnt/realised in your Personal Statement. It doesn't have to be a big Bank or Insurance HQ - a week with a small local insurance broker or financial advisor would be just as useful.