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Perhaps you should first investigate the question: "Has there really?" What evidence is there that there has, indeed, been a rise in multiple births? Perhaps there has been, perhaps there hasn't, but it would be better to confirm this point before going any further, searching for mysterious reasons for something that - perhaps - didn't even happen.
What else can I help you with?
How many leap years are occurred?
In the last 400 years (since 1610) there have been 97 leap years. The most recent was 2008.
Has anyone not died or been born on any day of the year?
For all recorded history somebody has been born and somebody has died everyday. It seems possible that millions of years ago when the human population was very very small that a day occurred on which there were no births or deaths.
How many pennies are produced in the us each year?
It varies depending on demand. In recent years production has been between 7 and 13 billion pieces per year. Production figures for years up to 2003 are available at the link below
How many people does the Bible reveal to have been sanctified by God before their births for a special purpose?
The Bible reveals that only four people were sanctified by God before their births for a special purpose, including Jeremiah, John the Baptist, Jesus Christ and the apostle Paul.
The distribution of ACT scores in recent years has been roughly normal with mean 20.9 and standard deviation 4.4 The quartiles of any distribution are the values with cumulative proportions 0.25 and?
17.7 and 20.9
What is the number of multiple births per year?
The number of multiple births per year can vary depending on the population and region. In the United States, for example, about 3% of all births are multiples, which includes twins, triplets, and higher order multiples. This percentage has been relatively stable over the years.
The incidence of tripletsand other multiple births has been increasing to what could this be attributed?
The incidence of triplets has decreasing, not increasing, for more than ten years.
What is the frequency of triplet births?
Chance of having 'natural' triplets: 1 in 8,100 (only about 30% of triplets are 'natural') There has been an increase in multiple births in recent years. Since 1980, infertility treatment has more than doubled the American twin birth rate. The rate of triplet or more births is now nearly 5 times higher than before infertility treatment was used. http://baby2see.com/multiples/multiples.html
Why has the number of twins increased over the last 20 years?
There have been an increase because multiple births are related to women having babies later in life.
How many marijuana overdose deaths have been reported in recent years?
There have been no reported deaths from marijuana overdose in recent years.
What is the most common name in Britain?
This is difficult to answer because fashions in names change. For recent births, the most common boy's name is Jack and the most common girl's name is Olivia - but 10 or 20 years ago these names were very rare..
What is the size of ozone layer in recent years?
Ozone layer was depleted. It's size has been coming to normal in recent years.
What have been the effects if technology on the economy in recent years?
pigw4
Cuba and Southeast Asia have been sources of a large number of political refugees in recent years?
Cuba and Southeast Asia have been sources of a large number of political refugees in recent years
Why has restoration of the cathedral been necessary in recent years?
Chemical weathering
Have there been mountain lions sited in WV in recent years?
Yes
What percentage of US hospitals allow water births?
Water births are available at many hospitals across the US. If a water birth is not available at a local hospital, an alternative should be sought. A birthing mother may go to a different hospital or seek alternative birthing methods.
