Section 2CCCC. There shall be established and set up on the books of the commonwealth a separate fund to be known as the Local Aid Stabilization Fund. The fund shall consist of monies transferred to it from the Gaming Revenue Fund established in section 59 of chapter 23K, all other monies credited or transferred to it from any other fund or source and proceeds from the investment of such funds. Subject to appropriation, the fund shall be distributed to cities and towns as a supplement to other sources of local aid distributions, but shall not be subject to section 5C.