my doc said thats normal with my age also for last 6 months i have being taking some supplements of all type for 2 months
It's slightly high. However, it should be measured along with albumin. If you have high albumin, the bound fraction of calcium in your blood will be higher. A better test is ionized calcium, which measures the biologically active fraction.
Also get your PTH and vitamin D measures.
oh i forgot i have done this test in spring so it could be a little bit elavated?