That stopped when the priests realized that most of the people couldn't actually use a quipu in that manner: the converts had to return to the quipu specialists to obtain a quipu and a list of sins that corresponded to the knots. After that, the Spanish worked to suppress the use of the quipu.
Average sonographer salary. An average hourly rate (wage) and the annual salary for sonographers in the United States is around $31.90 per hour and $66,360 per year.
10% of cardiac sonographers in US earn around $42,000; 25% of cardiac sonographers take around $50.000; the median collects around $59,000; 75% of cardiac sonographers collect around $70,000; and 90% of cardiac sonographers make around $82,000. Cardiac sonographerâs salary by experience is as follows.