public String processEMRPM(String mrpm){
		if(mrpm == null || mrpm.equals("")) return null;
		switch(Integer.parseInt(mrpm)){
			case 1800: return ".1";
			case 1700: return ".2";
			case 1900: return ".3";
			case 1600: return ".4";
			case 2000: return ".5";
			default: return null ;
		}
	}