Iclock_speed_0   			ll	
clock_speed_1   				>
clock_speed_2                          >>
clock_speed_3 	 	 	 	>>
clock_speed_5  	 	 	 	>>>
clock_speed_half   			...
clock_speed_7   				>>>>
clock_speed_10   				>>>>>
clock_add_hour    	 	 		Skip Hour