The phrase "a noticeable increase for" is correct and usable in written English.
It can be used when discussing a significant rise or growth in a particular area or metric, often followed by the subject of the increase.
Example: "There has been a noticeable increase for online sales during the holiday season."
Alternatives: "a significant rise in" or "an observable growth in".
There has been a noticeable increase of international degree programmes in non-English speaking countries in Europe, creating clinical learning challenges for healthcare students.
But in his remarks over lunch Cameron limited himself to saying that his success in achieving reform in recent years – in cutting the EU budget and tightening access to benefits – had led to a noticeable increase in support for British membership of the EU.
According to Viren Patel, pharmacist at Chelsea Pharmacy in West London, there has been a noticeable increase in demand for sleep medication, whether herbal, over-the-counter chemical, or prescription.
Conclusions Mammography screening in Norway was associated with a noticeable increase in rates for breast cancer surgery in women aged 50-69 (the age group invited to screening) and also an increase in mastectomy rates.
In vivo data showed a slight rising in the NAD(P Hbound/free ratio from the second to the fourth week of MCD diet, while a noticeable increase was demonstrated for the redox ratio already at the first MCD diet week, to return to control levels at later time points.
Contributing to that trend has been "a noticeable increase in business travel" for the winter, the travel industry trade group said.
By mixing the hydraulic process of stepped spillways and mountainous river step-pool systems, a new kind of stepped spillway, called the step-pool spillway, was designed for a noticeable increase in energy dissipation.
Since the outbreak of Europe's debt woes in Athens, there has been a noticeable increase in criticism of Germany for failing to fully compensate the crimes committed by Hitler's forces during their occupation of the country -- criticism that has become ever more acerbic at a time when the nation is being whipped into austerity by Berlin.
This contributed to a noticeable increase in non-US sales for the startup: while sales in the United States prior to the acquisition accounted for about 90% of the total, by December 2009 the non-US share increased to nearly 50%.
